<view class="container">
  <view class="nav-item" bindtap="navigateToHome">
    <image class="nav-icon" src="/images/home.png"></image>
    <text class="nav-text">首页</text>
  </view>
  <view class="nav-item" bindtap="navigateToCategory">
    <image class="nav-icon" src="/images/category.png"></image>
    <text class="nav-text">分类</text>
  </view>
  <view class="nav-item" bindtap="navigateToCart">
    <image class="nav-icon" src="/images/cart.png"></image>
    <text class="nav-text">购物车</text>
  </view>
  <view class="nav-item" bindtap="navigateToProfile">
    <image class="nav-icon" src="/images/profile.png"></image>
    <text class="nav-text">我的</text>
  </view>
</view>